Skip to main content

⬌Crossing the Floor

|

Loading…

Crossing the Floor

The open, bilingual record of every floor crossing in Canadian parliamentary history — from Confederation to today.

Explore

Crossings
Timeline
Patterns
Map
Politicians
Parties

Learn

Glossary
About
Methodology
Resources
Open Data
Analysis
Contribute
Updates

Legal

Privacy
Terms
Accessibility

© 2026 Crossing the Floor. All rights reserved.

Tom Osborne (2012) | Crossing the Floor

Home
Crossings
Tom Osborne

Changed Beliefsprovincial- Newfoundland

T

Tom Osborne

2012Progressive Conservative→Liberal

5/5 - Got everything they wantedGot CabinetRe-electedNotable

Why They Crossed

Osborne, a long-serving PC MHA, left the PC caucus and joined the Liberals, citing dissatisfaction with the party's direction.

What Happened Next

Osborne was re-elected as a Liberal in 2015 under Dwight Ball and was appointed to cabinet.

Related Crossings

Paul Lane

Progressive Conservative → Liberal

Same party switch

Lise St-Denis

New Democratic Party → Liberal

Same party involved

Hal Perry

Progressive Conservative → Liberal

Same party switch

Karen Casey

Progressive Conservative → Liberal

Same party switch

Cite This Crossing

Crossing the Floor. (2012). Tom Osborne: Progressive Conservative to Liberal (2012). Retrieved 2026-04-11, from https://crossingthefloor.ca/crossings/tom-osborne-2012

2007

Joan MacAlpine-Stiles and Wally Stiles

Progressive Conservative → Liberal

Same party switch